Fix makeqstrdata.py to work in Python 2.7
diff --git a/py/makeqstrdata.py b/py/makeqstrdata.py
index 02bfc52..934bc43 100644
--- a/py/makeqstrdata.py
+++ b/py/makeqstrdata.py
@@ -1,3 +1,5 @@
+from __future__ import print_function
+
 import argparse
 import re
 import sys